added submit btn

app.py

@@ -66,12 +66,14 @@ st.title('Mental Health Assistant :broken_heart:')
 openai_key = st.text_input('Enter your OpenAI Key', type='password')
 
 query = st.text_input('Enter your query', type='default')
-if query and openai_key:
-    try:
-        with st.spinner('Processing your query...'):
-            response = mh_assistant(openai_key,query)
-        st.write(response)
-    except Exception as e:
-        st.error(f'An error occurred: {e}',icon=':no_entry_sign:')
-else:
-    st.error('Please enter your OpenAI key and Query both!',icon="🚨")
+submit = st.button('Submit')
+if submit:
+    if query and openai_key:
+        try:
+            with st.spinner('Processing your query...'):
+                response = mh_assistant(openai_key,query)
+            st.write(response)
+        except Exception as e:
+            st.error(f'An error occurred: {e}',icon=':no_entry_sign:')
+    else:
+        st.error('Please enter your OpenAI key and Query both!',icon="🚨")